diff options
author | Alex Shi <alex.shi@linaro.org> | 2017-12-19 13:08:40 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-12-19 13:08:40 +0800 |
commit | 2cea360fea5e5e1cb69496612466be2b99254096 (patch) | |
tree | 9fa7616bdfab7526cc450b711c605435d42bcbb2 /arch/powerpc | |
parent | fa33cf591e9633ec9bfe83b38ab628569d490a48 (diff) | |
parent | 51f34b615fa526142825db2aa26927be91cf14ca (diff) |
Merge branch 'linux-linaro-lsk-v4.4' into linux-linaro-lsk-v4.4-android
Diffstat (limited to 'arch/powerpc')
-rw-r--r-- | arch/powerpc/platforms/powernv/pci-ioda.c | 3 | ||||
-rw-r--r-- | arch/powerpc/sysdev/axonram.c | 5 |
2 files changed, 7 insertions, 1 deletions
diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index e40d0714679e..ecb7f3220355 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -2270,6 +2270,9 @@ static long pnv_pci_ioda2_table_alloc_pages(int nid, __u64 bus_offset, level_shift = entries_shift + 3; level_shift = max_t(unsigned, level_shift, PAGE_SHIFT); + if ((level_shift - 3) * levels + page_shift >= 60) + return -EINVAL; + /* Allocate TCE table */ addr = pnv_pci_ioda2_table_do_alloc_pages(nid, level_shift, levels, tce_table_size, &offset, &total_allocated); diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c index 7a399b4d60a0..566e8fc341f3 100644 --- a/arch/powerpc/sysdev/axonram.c +++ b/arch/powerpc/sysdev/axonram.c @@ -276,7 +276,9 @@ failed: if (bank->disk->major > 0) unregister_blkdev(bank->disk->major, bank->disk->disk_name); - del_gendisk(bank->disk); + if (bank->disk->flags & GENHD_FL_UP) + del_gendisk(bank->disk); + put_disk(bank->disk); } device->dev.platform_data = NULL; if (bank->io_addr != 0) @@ -301,6 +303,7 @@ axon_ram_remove(struct platform_device *device) device_remove_file(&device->dev, &dev_attr_ecc); free_irq(bank->irq_id, device); del_gendisk(bank->disk); + put_disk(bank->disk); iounmap((void __iomem *) bank->io_addr); kfree(bank); |